Home / 261,341.36-391,701-182,026.16

Finding the Fourth Proportional to 261,341.36, 391,701 and 182,026.16

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Solution

The fourth proportional to 261,341.36, 391,701 and 182,026.16 is: 272,822.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,341.36 : 391,701 = 182,026.16 : x
  2. Step 2: Convert to fraction form
    261,341.36/391,701 = 182,026.16/x
  3. Step 3: Cross multiply
    261,341.36x = 391,701 × 182,026.16
  4. Step 4: Simplify right side
    261,341.36x = 71,299,828,898.16
  5. Step 5: Solve for x
    x = 71,299,828,898.16/261,341.36
  6. Step 6: Final answer
    x = 272,822.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.